1. Example 5.10
Amplitudes associated with a plane wave in 20˚C (r = 998 kg/m3 and c = 1481 m/s)
Frequency
(kHz) I
(W/m2) P
(kPa)
Prms
(kParms) 0
(mm) U
(m/s) A
(m/s2) s
SPL
(dB re 20 mPa) 24
796
0.2175
0.0328
2.2E-05
184.69 1
1,000
2.5E-05
185.68
7.9E-07
155.68
Amplitudes associated with a plane wave in 20˚C (r = 1.21 kg/m3 and c = 343 m/s)
Frequency
(kHz) I
(W/m2) P
(kPa)
Prms
(kParms) 0
(mm) U
(m/s) A
(m/s2) s
SPL
(dB re 20 mPa) 1
1,000
0.6442
0.0064
150.16
0.0002
120.16
0.001
0.0022
6.4E-06
90.16